In electroplating process the cathode is used to complete the circuit only and not for the coating of metals. Select one: True False

Q: Forming is a material shaping process-using application of force. Select one: .True .False

A: Statement: Forming is a material shaping process-using application of force.  Options:…

Q: The rusting of automobile bodies is an example of uniform corrosion.   True False

A: Uniform corrosion - it is the type of corrosion in which the metal is open to the environment which…

Q: 14 Flashbacks are common in gas welding process if metal surface are not cleaned. Select one: True…

A: The above statement are false.

Q: Higher pairs are those which have Choose the correct option  Surface contact between elements…

A: Higher pairs are those which have Choose the correct option  Surface contact between elements Point…

Q: _is one of the mechanical property of the metal. a. Specific gravity b. Elasticity C. Color d.…

A: Metals have various important properties which are very useful in industrial applications. So it is…

Q: :Dry Corrosion consider as Both None Physical reactions Electrochemical reactions

A: Dry corrosion: The dry corrosion or oxidation occurs when the oxygen present in the air reacts with…

Q: Define the term effective length?

A: Effective length – it is defined as the distance between the bottom and top of the column at the…

Q: Discuss the steps on how to perform a proper hazard control. Give some examples

A: Hazard Control : Hazard control consists of all necessary steps and practices to protect workers…

Q: Lubrication is a method to reduce  friction between surfaces that are in close contact and helps to…

A: This statement is (True)

Q: Files are used for removing large of amount of materials. Select one: True False

A:

Q: In anodizing process the cathode is used to complete the circuit only.  Select one: True False

A: Solution:

Q: Chromium can be used as alloying element in the manufacturing of high speed steel Select one: True…

A: A common type of high-speed steel contains 18% tungsten, 4% chromium, 1% vanadium, and only 0.5–0.8%…

Q: 2- White cast iron can be heat treated Select one: True False

A:

Q: Pots and pans used on solar cookers should be black in color to maximize the reflection.  Select…

A: Pots and pans used on solar cookers should be black in color to maximize the reflection.  Select…

Q: What is the thermal conductivity of a material with 65% water based Spell's quation?   ASAP

A: To find ; Thermal conductivity of a material with 65% water based Spell's equation.

Q: A process that can be used to plate non-metals with a metal is:

A: Vacuum deposition is the process in which the material is deposite on the surface of the object in…

Q: Which of the following is a digital transducer

A: A. Strain gauge It is in the form of strip which is used to measure strain of a body. Change in…

Q: Adding chromium to steel will move the critical points towards

A: The critical point is defined as a point where one phase transforms into another phase. For example,…

Q: Satainless steel contain at least 10.5% chromium to provides protection from the corrosion. True…

A:

Q: Copper can be worked in hot condition Select one: True False

A:

Q: What is Hazard and why it is important?

A:

Q: The possibility to make the required shape from the material is considered during the criteria for…

A: Material to make the desired shape is considered during the criteria of selection. Because during…

Q: Question 2 Select three (3) limitations of Radiography testing. Only internal defects can be…

A: Radiography testing is one of the important and widely used Non-destructive testing methods of…

Q: What is the magnetic particle test

A: Magnetic particle testing uses magnetic fields to locate surface and near-surface discontinuities in…

Q: The type of force applied in tensile testing* shear force torsion axial force bending force…

A: As per given question  We have to choose correct options and explain about

Q: False True Zinc, Lead, Tin, and Others.1 - Examples of Corrosion- Resistant Metals Copper is heavier…

A: Solution:   Note: Dear Student! As per our guidelines, we are only allowed to answer three sub-parts…

Q: In electroplating, the material to be plated, such as a necklace, acts as the cathode. Select one:…

A: Correct answer: True

Q: Which of the following should be used to measure very high temperatures? A) Termistor B) Peltier…

A: The temperature measuring range of the thermistor is -55°C to +114°C. Peltier is used to measure low…

Q: Which of the following causes acoustical grating? a) Magnetic waves b) Electric waves c)…

A: The density of the liquid varies layer by layer when an ultrasonic wave passed through it. Due to…

Q: Question: a material is diamagnetic, what shall be the value of X ? Option 1: Negative Option 2:…

A: Answer: The correct answer is option (1) : Negative.

Q: Answer the following questions: 1. How many elements have been identified? 2. One of the uses of…

A:

Q: Earthing is not necessary for machines and metallic parts which are externally accessible is an…

A: This statement is false complete reason given in next step.

Q: Metal water pipes and structural metal qualify as grounding electrodes. Select one: TRUE

A: given: Metal water pipes and structural metal qualify as grounding electrodes.

Q: 38- Anodic protection is done by . O a- applying an external current. O b- coupling with an active…

A: Corrosion occurs due to the contact of metals with water vapor. When an anode or cathode comes in…

Q: Mark True or False 12- When OLX equals zero, it represents Newton's first law. true Error

A:

Q: a material is diamagnetic, what shall be the value of X ? Option 1: Negative Option 2: Positive…

A:

Q: The contact pressure between separate bodies is known as bearing stress. Select one: True False

A: The pressure is the ratio of the external applied force to the cross-sectional area of the object.…

Q: Which of the following is not ceramic material? A) Cyanide B) Nitride C) Oxide D) Carbide…

A: Ceramic Materials: this material is brittle, hard, heat resistant and prevents corrosion

Q: Fighter planes fly at 35,000 ft elevation. What must be the muzzle

A: Given data: The elevation of planes, h=35000 ft. The final velocity of the muzzle is, v=0. Write…

Q: 6) Which of the following statement(s) is/are correct? i. Metal working at room temperature means…

A: The method of changing the shape and size of metals to obtain desired objects is known as metal…

Q: The cold worked components results in uniform properties of the metal.   Select one: True False

A: The given statement is false.

Q: The solute is an element or compound present in the greatest amount. A)True B)False

A: Any solution consists of two substances, one is called solvent and other is called solute. The…

Q: scrap metal dealer near your school needs to sort magnetic metal, non-magnetic metal into separate…

A: Given Dealer To find Design of crane with an electromagnet

Q: Aluminium and copper wires can not be made by cold drawing process. Select one: True False

A: Aluminum and copper wires can be made by cold  drawing process followed by annealing process to…

Q: peration of Dye Penetr

A: given: Explain the principle of working and operation of Dye Penetration Technique Inspection with…

Corrosion control methods

Corrosion may be defined as the method in which metals are attacked on their exteriors by gases existing in the atmosphere, converting them to their oxides, nitrides, sulfides, etc.